Database

NDL Search allows you to search for materials and digital materials held by the National Diet Library,
You can request for browsing or copying, and use a variety of other services.
You can also search for materials held by libraries in Japan with which has data linked.

Lots of materials on academic research, including academic publications, articles and e-journals.

Contents of more than 25,000 international periodicals of many types.

Information on collections or services in more than 10,000 libraries around the world.